body,html{
	width:100%;
    height:100%;
    margin:0px;
    padding:0px;
   	border:0px;
	background: rgba(20,20,20,0.0);
	font-family: "Microsoft YaHei";
}
.content {
	width: 1260px;
	height: 900px;
	margin-left: auto;
	margin-right: auto;
}
.content .left {
	float: left;
	width: 158px;
	height: 898px;
	background-color: rgba(200,200,200,0.1);
	border: 1px solid rgba(200,200,200,0.4);
	box-shadow:0px 0px 3px rgba(200,200,200,0.50) inset;
	-moz-box-shadow:0px 0px 3px rgba(200,200,200,0.50) inset;
	-webkit-box-shadow:0px 0px 3px rgba(200,200,200,0.50) inset;
}
.content .left .item {
	width: 148px;
	margin-left: auto;
	margin-right: auto;
	text-align: center;
	height: 42px;
	color: #ffffff;
	font-size: 20px;
	line-height: 38px;
	font-weight: 500;
	border-bottom: 2px solid rgba(200,200,200,0.50);
}
.content .left .first {
	line-height: 42px;
	height: 52px;
}
.content .right {
	float: right;
	width: 1100px;
	height: 900px;
	background-color: #ffffff;
}
.content .left .item .item_con {
	margin-top: 4px;
	height: 38px;
	cursor: pointer;
	border-radius:3px;
}
.content .left .item .first {
	height: 42px;
	margin-top: 12px;
}
.content .left .item .select {
	background-color: #ffffff;
	color: #FF8931;
}